Basic Documentation

Room Pressurization Control Application Guide
Table of Contents
How To Use This Application Guide................................................................................I
How This Guide is Organzed.......................................................................................... I
Getting Help.................................................................................................................... I
Where To Send Comments ............................................................................................ I
Chapter 1—Introduction................................................................................................... 1
Importance of Room Pressurization .............................................................................. 1
Objective of this Application Guide................................................................................1
Intended Audience......................................................................................................... 2
Chapter 2—Pressurization Applications ........................................................................ 3
Room Static Pressure....................................................................................................3
Building Pressurization .................................................................................................. 4
Room Pressurization Applications.................................................................................5
Chemical Laboratories ................................................................................................ 5
Biological Laboratories................................................................................................ 5
Biosafety Level 1 (BL-1) ........................................................................................... 6
Biosafety Level 2 (BL-2) ........................................................................................... 6
Biosafety Level 3 (BL-3) ........................................................................................... 6
Biosafety Level 4 (BL-4) ........................................................................................... 7
Hospitals......................................................................................................................7
Animal Holding Rooms................................................................................................ 7
Clean Rooms............................................................................................................... 8
Chapter 3—Room Pressurization Design Criteria.......................................................11
Design Considerations................................................................................................. 11
Room Pressurization Reference Data......................................................................... 14
Room Pressurization Factors ...................................................................................... 15
Leakage Area............................................................................................................... 15
Chapter 4—Room Static Pressure Control ..................................................................17
Laboratories................................................................................................................. 17
Airflow Tracking Static Pressure Control ..................................................................17
Airflow Tracking Control Considerations ................................................................ 19
Direct Pressure Control............................................................................................. 21
Direct Pressure Control Limitations........................................................................23
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